US3239054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor transfer system
Assignee: Electrolux AB
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Filing: 1964-01-10
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Granted: 1966-03-08
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Expires: 1984-01-10
Abstract
No abstract record available.
Inventors
- 👤 Eliassen Gunnar Thure
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:18
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/52; B65G47/53; B65G47/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
345 words
A CONVEYOR SYSTEM COMPRISING A FIRST MOVABLE CONVEYOR INCLUDING FIRST AND SECOND SPACED APART ENDLESS MEMBERS FOR RECEIVING AND MOVING ARTICLES THEREON, A SECOND STATIONARY CONVEYOR WHICH IS TRANSVERSE TO SAID FIRST CONVEYOR AND COMPRISES SPACED ROLLERS DEFINING A PATH FOR MOVING ARTICLES DOWNWARD THEREON BY GRAVITY, SAID SECOND CONVEYOR HAVING A FIRST STOP TO ARREST DOWNWARD MOVEMENT OF ARTICLES THEREON, SAID FIRST STOP BEING DISPOSED AT ONE SIDE OF SAID FIRST CONVEYOR AT A REGION WHICH IS NEARER TO SAID SECOND ENDLESS MEMBER THAN TO SAID FIRST ENDLESS MEMBER AND SPACED THEREFROM, AN ELONGATED FRAME HAVING SPACED ROLLERS, MEANS FOR PIVOTALLY MOUNTING ONE END OF SAID FRAME FOR ANGULAR MOVEMENT AT A REGION WHICH IS NEARER TO SAID FIRST ENDLESS MEMBER THAN TO SAID SECOND ENDLESS MEMBER, THE OPPOSITE OTHER END OF SAID FRAME OVERLAPPING THE LOWER END OF SAID SECOND CONVEYOR WITH THE ROLLERS OF SAID FRAME BEING SUBSTANTIALLY PARALLEL TO AND DISPLACED WITH RESPECT TO THE ROLLERS ON SAID SECOND CONVEYOR AND SAID FIRST AND SECOND ENDLESS MEMBERS, SAID FRAME BEING ANGULARLY MOVABLE ABOUT SAID PIVOTAL MOUNTING MEANS BETWEEN A FIRST LOWER POSITION IN WHICH THE ROLLERS OF SAID SECOND CONVEYOR FUNCTION TO SUPPORT AN ARTICLE THEREON AND SAID FIRST STOP FUNCTIONS TO ARREST MOVEMENT OF THE ARTICLE AND A SECOND HIGHER POSITION IN WHICH THE ROLLERS OF SAID FRAME ARE AT HIGHER LEVEL THAN THE STOP AND ROLLERS OF SAID SECOND CONVEYOR WHICH ARE OVERLAPPED BY SAID FRAME AND SAID FRAME ROLLERS FUNCTION TO RAISE THE ARTICLE FROM THE LOWER END OF SAID SECOND CONVEYOR AND SAID FIRST STOP, SAID FRAME ROLLERS IN THE SECOND HIGHER POSITION OF SAID FRAME DEFINING A PATH FOR MOVING ARTICLES DOWNWARD THEREON BY GRAVITY, AND A SECOND STOP TO ARREST DOWNWARD MOVEMENT OF ARTICLES BY GRAVITY ON SAID FRAME AT A REGION ABOVE SAID FIRST AND SECOND ENDLESS MEMBERS OF SAID FIRST CONVEYOR, SAID FIRST CONVEYOR FUNCTIONING TO RECEIVE AND MOVE THE ARTICLE FROM THE LOWER END OF SAME FAME RESPONSIVE TO DOWNWARD MOVEMENT THEREOF FROM ITS SECOND RAISED POSITION TO ITS FIRST LOWER POSITION.
Claim 2
Dependent Claim
345 words
A CONVEYOR SYSTEM COMPRISING A FIRST MOVABLE CONVEYOR INCLUDING FIRST AND SECOND SPACED APART ENDLESS MEMBERS FOR RECEIVING AND MOVING ARTICLES THEREON, A SECOND STATIONARY CONVEYOR WHICH IS TRANSVERSE TO SAID FIRST CONVEYOR AND COMPRISES SPACED ROLLERS DEFINING A PATH FOR MOVING ARTICLES DOWNWARD THEREON BY GRAVITY, SAID SECOND CONVEYOR HAVING A FIRST STOP TO ARREST DOWNWARD MOVEMENT OF ARTICLES THEREON, SAID FIRST STOP BEING DISPOSED AT ONE SIDE OF SAID FIRST CONVEYOR AT A REGION WHICH IS NEARER TO SAID SECOND ENDLESS MEMBER THAN TO SAID FIRST ENDLESS MEMBER AND SPACED THEREFROM, AN ELONGATED FRAME HAVING SPACED ROLLERS, MEANS FOR PIVOTALLY MOUNTING ONE END OF SAID FRAME FOR ANGULAR MOVEMENT AT A REGION WHICH IS NEARER TO SAID FIRST ENDLESS MEMBER THAN TO SAID SECOND ENDLESS MEMBER, THE OPPOSITE OTHER END OF SAID FRAME OVERLAPPING THE LOWER END OF SAID SECOND CONVEYOR WITH THE ROLLERS OF SAID FRAME BEING SUBSTANTIALLY PARALLEL TO AND DISPLACED WITH RESPECT TO THE ROLLERS ON SAID SECOND CONVEYOR AND SAID FIRST AND SECOND ENDLESS MEMBERS, SAID FRAME BEING ANGULARLY MOVABLE ABOUT SAID PIVOTAL MOUNTING MEANS BETWEEN A FIRST LOWER POSITION IN WHICH THE ROLLERS OF SAID SECOND CONVEYOR FUNCTION TO SUPPORT AN ARTICLE THEREON AND SAID FIRST STOP FUNCTIONS TO ARREST MOVEMENT OF THE ARTICLE AND A SECOND HIGHER POSITION IN WHICH THE ROLLERS OF SAID FRAME ARE AT HIGHER LEVEL THAN THE STOP AND ROLLERS OF SAID SECOND CONVEYOR WHICH ARE OVERLAPPED BY SAID FRAME AND SAID FRAME ROLLERS FUNCTION TO RAISE THE ARTICLE FROM THE LOWER END OF SAID SECOND CONVEYOR AND SAID FIRST STOP, SAID FRAME ROLLERS IN THE SECOND HIGHER POSITION OF SAID FRAME DEFINING A PATH FOR MOVING ARTICLES DOWNWARD THEREON BY GRAVITY, AND A SECOND STOP TO ARREST DOWNWARD MOVEMENT OF ARTICLES BY GRAVITY ON SAID FRAME AT A REGION ABOVE SAID FIRST AND SECOND ENDLESS MEMBERS OF SAID FIRST CONVEYOR, SAID FIRST CONVEYOR FUNCTIONING TO RECEIVE AND MOVE THE ARTICLE FROM THE LOWER END OF SAME FAME RESPONSIVE TO DOWNWARD MOVEMENT THEREOF FROM ITS SECOND RAISED POSITION TO ITS FIRST LOWER POSITION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |